Make sure you have installed the Zotero Connector.
Once installed the connector will appear as an icon in your browser toolbar.
To add a source to Zotero, click on the Zotero icon in your browser toolbar.
Zotero will save relevant information about the source into your Zotero Library, such as:
This information will help you organize and access the source at a later time and provide citation informaiton.
Note: Depending on the website/database you are using, the information saved from Zotero might not be perfect. It is important to check what is saved into Zotero to make sure it is accurate.